Finding the Fourth Proportional to 1,992,492.14, 2,986,844.52 and 778,846.84
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Solution
The fourth proportional to 1,992,492.14, 2,986,844.52 and 778,846.84 is: 1,167,530.03
Step by Step Solution
- Step 1: Write the proportion equation
1,992,492.14 : 2,986,844.52 = 778,846.84 : x - Step 2: Convert to fraction form
1,992,492.14/2,986,844.52 = 778,846.84/x - Step 3: Cross multiply
1,992,492.14x = 2,986,844.52 × 778,846.84 - Step 4: Simplify right side
1,992,492.14x = 2,326,294,415,973.32 - Step 5: Solve for x
x = 2,326,294,415,973.32/1,992,492.14 - Step 6: Final answer
x = 1,167,530.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.